パリティビット作成
unsigned short compute_identifier(int id,int data_len)
{
char temp;
char temp_02;
char temp_03;
char temp_04;
char temp_05;
char pari0;
char pari1;
char data_len_temp;
char math_pari0[4];
char math_pari1[4];
/*
if(data_len > 0){
data_len_temp = 0x01;
}else if(data_len > 2){
data_len_temp = 0x02;
}else if(data_len > 4){
data_len_temp = 0x03;
}